Mercer County building permits
Choose the city or area that permits your property to see its building department, portal, and project guides.
East Windsor Township
Code Enforcement / Uniform Construction Department
Ewing Township
Construction Office
Hamilton Township
Division of Inspections (Construction)
Hightstown
Construction Office
Hopewell Borough
NJ DCA Office of Local Code Enforcement (state-run construction office)
Hopewell Township
Construction Office
Lawrence Township
Construction Office
Pennington
Construction Office
Princeton
Building & Construction
Robbinsville Township
Construction Office
Trenton
Division of Inspections
West Windsor Township
Division of Code Enforcement (Construction)
Can't find your city or town? Send us a note and we'll work on adding it.